{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1883698669",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xccaaba10bf18adae573cce400a78cb0fce6e113d8a57bb0c05c35712e0620a15",
    "signature": "0xdccb838e35fdd822cd39e643b05f4e96bab1e2ce17ae09d5480a6656458f0880704ca881b4730280d186d587fab4e01cba40e629d7c9cb0b4a4de85550b13e041b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}