{
  "manageEntity": {
    "action": "Repost",
    "entityId": "994847561",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x58153e8755d6e65a922e254e5db288f2d7d9c1803205395972c8e5ca6004ed68",
    "signature": "0x123d1ed739a1e897ead9081dc25a0049d522b9a173dd57870cc8a516bbde8e3d193733f9cc9ff17a53d937091309075f5d5852d360ec6c6cc0329485b0d4bc321c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}