{
  "manageEntity": {
    "action": "Repost",
    "entityId": "771183002",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x16e60d13a03658c2d72ffe621f650f296dfa656e36291ae412eacb920d2cf3fb",
    "signature": "0x00ce8379b9e5196e48d2fc78fa0e882a19bc86aa3c837a6421f897060bf1cff0040a23f05e9dfe9535df7544981ffd43d4a4e2e339e16b3ae35705a5489f01d11c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}