{
  "manageEntity": {
    "action": "Repost",
    "entityId": "558535065",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd91193b6a26fe5a03a1f6cf1c5786a23573f32ae7da6455366ee0147c5cdfa99",
    "signature": "0x86a2c578143014f5891f1ccb8c41f3fb31401f5a1b0c8fa405b0443f0757fafc753dba363b735854d04f3081dee8fd579995d44d642c8565cf00060ccd581dbe1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}